#C23D1E#C23D1E

#C23D1E is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.0% C 0.175 H 34.2°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#C23D1E
RGB	rgb(194, 61, 30)
HSL	hsl(11, 73%, 44%)
HSV	hsv(11, 85%, 76%)
CMYK	cmyk(0%, 68.6%, 84.5%, 23.9%)
CIE-LAB	lab(45.50, 51.61, 46.77)
CIE-LCH	lch(45.50, 69.65, 42.19°)
OKLab	oklab(54.99% 0.1445 0.0982)
OKLCH	oklch(54.99% 0.175 34.2)
XYZ	xyz(24.1541, 14.9042, 2.8330)
Luminance	0.1490 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C23D1E #1EA3C2

analogous

#C21E51 #C23D1E #C28F1E

triadic

#C23D1E #1EC23D #3D1EC2

tetradic

#C23D1E #51C21E #1EA3C2 #8F1EC2

square

#C23D1E #51C21E #1EA3C2 #8F1EC2

split-complementary

#C23D1E #1EC28F #1E51C2

monochromatic

#581C0E #8D2C16 #C23D1E #E15B3C #E98871

Accessibility & contrast

On white

5.28

#C23D1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#C23D1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C23D1E

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C23D1E	#FFFFFF	#000000	##FFFFFF
##C23D1E	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645918

Deuteranopia (green-blind)

#857716

Tritanopia (blue-blind)

#D60A37

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c23d1e;
/* rgb */ color: rgb(194, 61, 30);
/* oklch */ color: oklch(55.0% 0.175 34.2);

Tailwind

colors: {
  custom: {
    50: '#de7a5d',
    500: '#c23d1e',
    950: '#000000',
  },
}

SCSS

$custom: #c23d1e;
$custom-light: #de7a5d;
$custom-dark: #000000;

JSON

{
  "hex": "#c23d1e",
  "rgb": {
    "r": 194,
    "g": 61,
    "b": 30
  },
  "hsl": {
    "h": 11.341,
    "s": 73.214,
    "l": 43.922
  },
  "oklch": {
    "l": 0.54986,
    "c": 0.17475,
    "h": 34.2
  },
  "luminance": 0.14901
}

Semantic roles & 50–950 ramp

primary

#C23D1E

secondary

#6CBDD0

accent

#CDF038

background

#FFF7F5

surface

#FEEEE9

border

#D6C9C5

text

#170A04

muted

#857C79

Preview Lab

Preview with #C23D1E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →